The belly button — or navel — is where the umbilical cord is joined to the fetus. The umbilical cord runs from the fetus to the placenta. It supplies the fetus with nutrients and oxygen, and carries ...
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What causes an outie belly button?
Medically reviewed by Amelia MacIntyre, DO An outie belly button is mainly a cosmetic issue and doesn't usually need treatment.Umbilical hernias are a common cause of outie belly buttons and may ...
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